That's really interesting about not being able to scrape the toner off the
drafting film at all. On paper it is certainly not the case. In fact I would
have said it's far easier to remove toner than ink.
----- Original Message -----
From: "Jim Perkins" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, November 10, 2001 4:10 PM
Subject: Re: pen and ink surface, toner permanence
> Geoff said:
> >...The image may in fact be more permanent on the surface than down in
> >the fibres of the paper.
> This comment reminded me of something I failed to mention in my earlier
> post. Whereas you can easily scratch ink off drafting film with a sharp
> blade, the xerox toner is almost impossible to remove. It won't erase at
> all and scratching just seems to move it around. This is either an
> advantage or disadvantage of the copying technique, depending on the
> situation. It suggests that the toner really is quite permanent, but you
> better make sure the base art is correct before copying it.
> One other little tidbit of information - if any of you decide to try
> copying your inks onto film, make sure the film is polyester-based and not
> some other material. As Geoff pointed out, laser printers and copiers use
> heat to bond the toner onto the paper. Other materials - including some
> acetates - will melt onto the drum. This pretty much destroys the drum and
> may cost more to repair than the copier is worth.
> > Sorry I was pedantic, Jim but I reacted to the idea that toner was as
> >permanent as ink.
> No apology necessary. I thought you raised a legitimate question about the
> permanence of the toner. I had never really thought about it until you
> raised the question. I actually checked those old Dorland inks/copies to
> see how they were holding up.
> James A. Perkins, MS, MFA
> Assistant Professor of Medical Illustration
> College of Imaging Arts and Sciences
> Rochester Institute of Technology
> 73 Lomb Memorial Drive
> Rochester, NY 14623
> 716-475-2443 fax: 716-475-6447
> [log in to unmask]